jsonstat2array

#!/usr/bin/env node

const
	argv=require("yargs")
		.version()
		.usage("Usage:\n  $0 [input filename] [output filename]\n  $0 < [input] > [output] -t")
		.example("$0 oecd.json oecd-array.json", "converts JSON-stat file oecd.json into a new file (oecd-array.json) containing an array of arrays.")
		.example("$0 < oecd.json > oecd-array.json -t", "converts JSON-stat stream oecd.json into a new stream (oecd-array.json) containing an array of arrays.")
		.boolean("s")
		.alias("s", "status")
		.describe("s", "Include status information")
		.alias("v", "vlabel")
		.describe("v", "Label of the value field (default is 'Value')")
		.alias("l", "slabel")
		.describe("l", "Label of the status field (default is 'Status')")
		.boolean("f")
		.alias("f", "fid")
		.describe("f", "Identify dimensions, value and status by ID instead of label")
		.boolean("c")
		.alias("c", "cid")
		.describe("c", "Identify categories by ID instead of label")
		.boolean("t")
		.alias("t", "stream")
		.describe("t", "Enable the stream interface")
		.help("h")
		.alias("h", "help")
		.argv
	,

	inout=require("./inout"),

	callback=function(contents){
		const
			tbl=inout.dataset(contents).Transform({
				type: "array",
				vlabel: argv.vlabel,
				slabel: argv.slabel,
				status: argv.status,
				content: argv.cid ? "id": "label",
				field: argv.fid ? "id": "label"
			})
		;

		if(tbl===null){
			console.error("Error: The input does not containt valid JSON-stat.");
			process.exit(1);
		}

		return tbl;
	}
;

inout.main(argv, callback);